Red Hat Security Advisory

RHSA-2025:17733

kernel security update

Released 2025-10-10 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat Enterprise Linux Server -EXTENSION(v. 6 ELS-EXTENSION) kernel-2.6.32-754.58.1.el6, kernel-abi-whitelists-2.6.32-754.58.1.el6, kernel-debug-2.6.32-754.58.1.el6 +7
Red Hat Enterprise Linux Server Optional -EXTENSION (v. 6 ELS -EXTENSION) python-perf-2.6.32-754.58.1.el6

TI-2021-05514 CVE-2021-22555

CRITICAL 95KEV

A heap out-of-bounds write affecting Linux since v2.6.19-rc1 was discovered in net/netfilter/x_tables.c.

CVSS 3.1HIGH 8.3 Adjacent network No auth No interaction EPSS 0.78684 Published 2021-07-07 Partial fix CWE-787